Home / 932,653.80-1,287,062.24-530,245.80

Finding the Fourth Proportional to 932,653.80, 1,287,062.24 and 530,245.80

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Solution

The fourth proportional to 932,653.80, 1,287,062.24 and 530,245.80 is: 731,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,653.80 : 1,287,062.24 = 530,245.80 : x
  2. Step 2: Convert to fraction form
    932,653.80/1,287,062.24 = 530,245.80/x
  3. Step 3: Cross multiply
    932,653.80x = 1,287,062.24 × 530,245.80
  4. Step 4: Simplify right side
    932,653.80x = 682,459,344,447.36
  5. Step 5: Solve for x
    x = 682,459,344,447.36/932,653.80
  6. Step 6: Final answer
    x = 731,739.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.